ImageExtensions.md

ImageExtensions.kt

/**
* Convert byte array to bitmap
*/
fun ByteArray.convertBytesToBitmap(): Bitmap =
   BitmapFactory.decodeByteArray(this, 0, size) 

, /**
* Convert bitmap to a byte array
*/
fun Bitmap.convertBitmapToBytes(): ByteArray {
   val stream = ByteArrayOutputStream()
   this.compress(Bitmap.CompressFormat.PNG, 0, stream)
   return stream.toByteArray()
} 

, /**
* Make ImageView image GrayScale
*/
fun ImageView.makeGrayscale() {
   val matrix = ColorMatrix()
   matrix.setSaturation(0f)
   colorFilter = ColorMatrixColorFilter(matrix)
}